Finding the Fourth Proportional to 170,197.14, 255,177.48 and 75,375.65
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Solution
The fourth proportional to 170,197.14, 255,177.48 and 75,375.65 is: 113,011.11
Step by Step Solution
- Step 1: Write the proportion equation
170,197.14 : 255,177.48 = 75,375.65 : x - Step 2: Convert to fraction form
170,197.14/255,177.48 = 75,375.65/x - Step 3: Cross multiply
170,197.14x = 255,177.48 × 75,375.65 - Step 4: Simplify right side
170,197.14x = 19,234,167,782.42 - Step 5: Solve for x
x = 19,234,167,782.42/170,197.14 - Step 6: Final answer
x = 113,011.11
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.